Staff-level full-stack engineer building orchestration and signal-driven engagement systems for Gusto's Growth team. Owns multi-quarter projects across Ruby/Rails and React codebases, mentors engineers, and drives measurable customer impact.
197k – 247k
Hybrid8+ YOEFullstack Engineering
About the role
Responsibilities
Design, build, and test full-stack platform capabilities that power signal-driven workflows and customer engagement experiences across the funnel
Build systems that ingest, prioritize, and route product, marketing, and sales signals into actionable next-best steps for downstream teams and tools
Develop backend services and internal interfaces that support orchestration, decisioning, experimentation, and delivery across evolving engagement channels
Help scale one of the largest Ruby/Rails and Javascript/React applications in the world, with a strong focus on performance, maintainability, and reliability
Collaborate with Product Management, Data, Design, Platform Engineering, and go-to-market partners to understand pain points, prototype solutions, and launch iteratively
Mentor other engineers to help solve complex technical problems across distributed systems, product workflows, and platform architecture
Build products and platforms that internal teams love to use and that create measurable customer and business impact
Requirements
8+ years of software development experience
Experience building scalable full-stack systems that solve meaningful customer or business problems
Experience owning multi-quarter projects that solve complex engineering problems and drive measurable impact at scale
Experience with large-scale refactors, performance and reliability issues, and a strong sense of ownership over all aspects of a product or platform area
Experience designing backend APIs, data flows, and event-driven services that integrate reliably with other systems
Strong product and platform instincts, with the ability to balance technical quality, speed, and long-term maintainability
Ability to mentor engineers and raise the quality bar across the team
Experience leveraging AI tools or systems to accelerate development, improve testing, and unlock new product capabilities
Curiosity and experimentation with emerging AI frameworks, and sound judgment about how to evaluate and scale AI use safely and effectively
Nice-to-Haves
Experience in, or interest working in, Ruby on Rails
Appreciation for a collaborative, test-driven environment
Ability to build well-structured, maintainable, well-documented code
Ability to effectively communicate across engineering teams and with business stakeholders
Compensation & Benefits
Cash compensation targeted at $163,000–$204,000 in Denver & most remote locations, and $197,000–$247,000 for San Francisco & New York
Stock equity is additional
All full-time employees receive competitive base pay, benefits, and equity (RSUs)
Skills
Ruby on RailsJavaScriptReactFull-Stack DevelopmentBackend ApisEvent-Driven ServicesDistributed SystemsPerformance OptimizationSystem DesignAI Tools
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